This battery replaces the following battery part nrs:
451085-121 451085-141 451085-661 451086-001 451086-121 451086-161 451086-621 451086-661 451568-001 456864-001 456865-001 464119-142 464119-143 464119-161 464119-162 464119-361 464119-362 464119-363 484787-001 490306-001 491278-001 491279-001 491654-001 491657-001 496897-001 500764-001 500765-001 501870-001 513129-121 513129-141 513129-421 572186-001 572187-001 572188-001 572189-001 572190-001 572191-001 DD08 DD08063 GJ655AA GJ655AA#ABH HSTNN-FB51 HSTNN-FB52 HSTNN-I39C HSTNN-I40C HSTNN-I47C-A HSTNN-I48C-A HSTNN-I48C-B HSTNN-I49C HSTNN-I50C-A HSTNN-I50C-B HSTNN-I54C HSTNN-I64C-4 HSTNN-I64C-5 HSTNN-I65C-4 HSTNN-I65C-5 HSTNN-IB51 HSTNN-IB52 HSTNN-IB55 HSTNN-IB62 HSTNN-LB51 HSTNN-LB52 HSTNN-OB52 HSTNN-OB62 HSTNN-XB62 KU532AA

This battery is applicable to the following laptop models:
HP Compaq CQ610
HP 550
Compaq 610 Notebook PC
HP Business notebook 6730s
HP Business notebook 6830s
HP Business notebook 6735s
Compaq Business Notebook 6820s
Compaq Business Notebook 6735s
Compaq Business Notebook 6730s
Compaq Business Notebook 6720s